#include "rt2x00.h"
#include "rt2x00lib.h"
-struct sk_buff *rt2x00queue_alloc_rxskb(struct rt2x00_dev *rt2x00dev,
- struct queue_entry *entry)
+struct sk_buff *rt2x00queue_alloc_rxskb(struct queue_entry *entry)
{
+ struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
struct sk_buff *skb;
struct skb_frame_desc *skbdesc;
unsigned int frame_size;
return skb;
}
-void rt2x00queue_map_txskb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb)
+void rt2x00queue_map_txskb(struct queue_entry *entry)
{
- struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb);
+ struct device *dev = entry->queue->rt2x00dev->dev;
+ struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
skbdesc->skb_dma =
- dma_map_single(rt2x00dev->dev, skb->data, skb->len, DMA_TO_DEVICE);
+ dma_map_single(dev, entry->skb->data, entry->skb->len, DMA_TO_DEVICE);
skbdesc->flags |= SKBDESC_DMA_MAPPED_TX;
}
EXPORT_SYMBOL_GPL(rt2x00queue_map_txskb);
-void rt2x00queue_unmap_skb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb)
+void rt2x00queue_unmap_skb(struct queue_entry *entry)
{
- struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb);
+ struct device *dev = entry->queue->rt2x00dev->dev;
+ struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
if (skbdesc->flags & SKBDESC_DMA_MAPPED_RX) {
- dma_unmap_single(rt2x00dev->dev, skbdesc->skb_dma, skb->len,
+ dma_unmap_single(dev, skbdesc->skb_dma, entry->skb->len,
DMA_FROM_DEVICE);
skbdesc->flags &= ~SKBDESC_DMA_MAPPED_RX;
- }
-
- if (skbdesc->flags & SKBDESC_DMA_MAPPED_TX) {
- dma_unmap_single(rt2x00dev->dev, skbdesc->skb_dma, skb->len,
+ } else if (skbdesc->flags & SKBDESC_DMA_MAPPED_TX) {
+ dma_unmap_single(dev, skbdesc->skb_dma, entry->skb->len,
DMA_TO_DEVICE);
skbdesc->flags &= ~SKBDESC_DMA_MAPPED_TX;
}
}
EXPORT_SYMBOL_GPL(rt2x00queue_unmap_skb);
-void rt2x00queue_free_skb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb)
+void rt2x00queue_free_skb(struct queue_entry *entry)
{
- if (!skb)
+ if (!entry->skb)
return;
- rt2x00queue_unmap_skb(rt2x00dev, skb);
- dev_kfree_skb_any(skb);
+ rt2x00queue_unmap_skb(entry);
+ dev_kfree_skb_any(entry->skb);
+ entry->skb = NULL;
}
void rt2x00queue_align_frame(struct sk_buff *skb)
/*
* Initialize information from queue
*/
- txdesc->queue = entry->queue->qid;
+ txdesc->qid = entry->queue->qid;
txdesc->cw_min = entry->queue->cw_min;
txdesc->cw_max = entry->queue->cw_max;
txdesc->aifs = entry->queue->aifs;
* Map the skb to DMA.
*/
if (test_bit(DRIVER_REQUIRE_DMA, &rt2x00dev->flags))
- rt2x00queue_map_txskb(rt2x00dev, entry->skb);
+ rt2x00queue_map_txskb(entry);
return 0;
}
if (unlikely(rt2x00queue_full(queue)))
return -ENOBUFS;
- if (test_and_set_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags)) {
+ if (unlikely(test_and_set_bit(ENTRY_OWNER_DEVICE_DATA,
+ &entry->flags))) {
ERROR(queue->rt2x00dev,
"Arrived at non-free entry in the non-full queue %d.\n"
"Please file bug report to %s.\n",
/*
* Clean up the beacon skb.
*/
- rt2x00queue_free_skb(rt2x00dev, intf->beacon->skb);
- intf->beacon->skb = NULL;
+ rt2x00queue_free_skb(intf->beacon);
if (!enable_beacon) {
rt2x00dev->ops->lib->kill_tx_queue(intf->beacon->queue);
if (queue->index[index] >= queue->limit)
queue->index[index] = 0;
+ queue->last_action[index] = jiffies;
+
if (index == Q_INDEX) {
queue->length++;
- queue->last_index = jiffies;
} else if (index == Q_INDEX_DONE) {
queue->length--;
queue->count++;
- queue->last_index_done = jiffies;
}
spin_unlock_irqrestore(&queue->lock, irqflags);
static void rt2x00queue_reset(struct data_queue *queue)
{
unsigned long irqflags;
+ unsigned int i;
spin_lock_irqsave(&queue->lock, irqflags);
queue->count = 0;
queue->length = 0;
- queue->last_index = jiffies;
- queue->last_index_done = jiffies;
- memset(queue->index, 0, sizeof(queue->index));
+
+ for (i = 0; i < Q_INDEX_MAX; i++) {
+ queue->index[i] = 0;
+ queue->last_action[i] = jiffies;
+ }
spin_unlock_irqrestore(&queue->lock, irqflags);
}
* Allocate all queue entries.
*/
entry_size = sizeof(*entries) + qdesc->priv_size;
- entries = kzalloc(queue->limit * entry_size, GFP_KERNEL);
+ entries = kcalloc(queue->limit, entry_size, GFP_KERNEL);
if (!entries)
return -ENOMEM;
return 0;
}
-static void rt2x00queue_free_skbs(struct rt2x00_dev *rt2x00dev,
- struct data_queue *queue)
+static void rt2x00queue_free_skbs(struct data_queue *queue)
{
unsigned int i;
return;
for (i = 0; i < queue->limit; i++) {
- if (queue->entries[i].skb)
- rt2x00queue_free_skb(rt2x00dev, queue->entries[i].skb);
+ rt2x00queue_free_skb(&queue->entries[i]);
}
}
-static int rt2x00queue_alloc_rxskbs(struct rt2x00_dev *rt2x00dev,
- struct data_queue *queue)
+static int rt2x00queue_alloc_rxskbs(struct data_queue *queue)
{
unsigned int i;
struct sk_buff *skb;
for (i = 0; i < queue->limit; i++) {
- skb = rt2x00queue_alloc_rxskb(rt2x00dev, &queue->entries[i]);
+ skb = rt2x00queue_alloc_rxskb(&queue->entries[i]);
if (!skb)
return -ENOMEM;
queue->entries[i].skb = skb;
goto exit;
}
- status = rt2x00queue_alloc_rxskbs(rt2x00dev, rt2x00dev->rx);
+ status = rt2x00queue_alloc_rxskbs(rt2x00dev->rx);
if (status)
goto exit;
{
struct data_queue *queue;
- rt2x00queue_free_skbs(rt2x00dev, rt2x00dev->rx);
+ rt2x00queue_free_skbs(rt2x00dev->rx);
queue_for_each(rt2x00dev, queue) {
kfree(queue->entries);
*/
rt2x00dev->data_queues = 2 + rt2x00dev->ops->tx_queues + req_atim;
- queue = kzalloc(rt2x00dev->data_queues * sizeof(*queue), GFP_KERNEL);
+ queue = kcalloc(rt2x00dev->data_queues, sizeof(*queue), GFP_KERNEL);
if (!queue) {
ERROR(rt2x00dev, "Queue allocation failed.\n");
return -ENOMEM;